oil in cylinder

My 1997 GTX 787 is "hydrolocking" with oil. I have read a few threads on this issue and realize that my crankshaft seals are bad. Small amount of oil in the PTO cylinder after turning over and covering with a rag for a few minutes. Vast amounts in the forward cylinder even after cranking for...

Hi All, I'm having an issue with a 99 Seadoo Challenger (787 Seadoo motor) where it constantly fouls out the spark plug in cylinder 1 after sitting for a few hours. I can get it started by removing the plug, turning the engine over for a few short 5 second bursts to remove the oil then...

I just bought a 97 Challenger and tried starting the starboard engine.First I fuly charged the battery, then checked for fuel and oil. THhey all checked out. Next I put on the lanyard heard two short beeps then pressed the start button. The engine turned over a couple times then locked up. I...

Was wondering if your still around on the forum... I've got a 2000 millenium gtx - rfi motor that locks up with oil in the cylinder. It does fine when run more often that every week. It was a recent rebuild and ran great the first year... after sitting i tried to start it, it was froze... got a...